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Conventional wisdom says that lidar is bad at detecting shiny surfaces like mirrors and windows. But it isn't really, if you know how to interpret multipath returns. Check out our new paper: doi.org/10.1364/OE.479… #lidar Siddharth Somasundaram Ramesh Raskar

If you illuminate #snow with a laser pulse, light spreads under the surface (from scattering) and fades (from absorption) vs time. Rates of spreading and fading tell you about snow density, grain size, and how dirty it is. We did experiments to prove this arxiv.org/abs/2310.20068

Some DJ needs to open their set with the greatest halftime performance of all time... 👌🔥

So, my publishers say I have to start trying to appeal to a younger audience...

Like a goddamn ballet. Except with 1,171,000 lbf thrust. Times two. So cool. x.com/WIREDScience/s…